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Finding the Fourth Proportional to 103,482.82, 155,219.91 and 29,610.82

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Solution

The fourth proportional to 103,482.82, 155,219.91 and 29,610.82 is: 44,414.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,482.82 : 155,219.91 = 29,610.82 : x
  2. Step 2: Convert to fraction form
    103,482.82/155,219.91 = 29,610.82/x
  3. Step 3: Cross multiply
    103,482.82x = 155,219.91 × 29,610.82
  4. Step 4: Simplify right side
    103,482.82x = 4,596,188,815.43
  5. Step 5: Solve for x
    x = 4,596,188,815.43/103,482.82
  6. Step 6: Final answer
    x = 44,414.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.